Sphere
01
(in geometry) a three-dimensional surface where all points are equidistant from a center
例子
Scientists study the properties of a sphere in physics and mathematics.
02
any object or artifact shaped like a ball
03
a specific environment, domain, or area of influence
04
a particular aspect or branch of activity or life
05
the geographical region in which a nation exerts significant influence
06
the imaginary surface on which celestial bodies appear to be projected
词汇树
spheric
spherical
sphericity
sphere
